Validating email addresses is a common requirement when building web applications. In Ruby on Rails, you can use model validation to ensure that an email address is in the correct format before saving it to the database. In this post, we'll cover how to validate email...
When working with Ruby on Rails, you may find yourself needing to save a model instance to the database. Two methods used to accomplish this task are save and save!. While both methods save a record to the database, they behave differently when an error occurs during...